- Add custom Unifi proxy built on existing cookie jar and httpProxy - Change formatApiCall to emit empty string instead of undefined on missing keypull/341/head
Jason Fischer
2 years ago
parent
952f0295cc
commit
ac4dcd3222
@ -1,53 +0,0 @@
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import { Controller } from "node-unifi";
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export default async function handler(req, res) {
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const { host, port, username, password } = req.query;
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if (!host) {
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return res.status(400).json({ error: "Missing host" });
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}
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if (!username) {
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return res.status(400).json({ error: "Missing username" });
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}
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if (!password) {
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return res.status(400).json({ error: "Missing password" });
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}
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const controller = new Controller({
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host: host,
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port: port,
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sslverify: false
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});
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try {
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//login to the controller
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await controller.login(username, password);
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//retrieve sites
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const sites = await controller.getSitesStats();
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const default_site = sites.find(s => s.name == "default");
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const wan = default_site.health.find(h => h.subsystem == "wan");
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const lan = default_site.health.find(h => h.subsystem == "lan");
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const wlan = default_site.health.find(h => h.subsystem == "wlan");
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return res.status(200).json({
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name: wan.gw_name,
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uptime: wan['gw_system-stats']['uptime'],
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up: wan.status == 'ok',
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wlan: {
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users: wlan.num_user,
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status: wlan.status
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},
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lan: {
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users: lan.num_user,
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status: lan.status
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}
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});
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} catch (e) {
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return res.status(400).json({
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error: `Error communicating with UniFi Console: ${e.message}`
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})
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}
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}
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@ -0,0 +1,103 @@
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import { formatApiCall } from "utils/proxy/api-helpers";
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import { httpProxy } from "utils/proxy/http";
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import { addCookieToJar, setCookieHeader } from "utils/proxy/cookie-jar";
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import { getSettings } from "utils/config/config";
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import getServiceWidget from "utils/config/service-helpers";
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import createLogger from "utils/logger";
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import widgets from "widgets/widgets";
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const logger = createLogger("unifiProxyHandler");
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async function getWidget(req) {
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const { group, service, type } = req.query;
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let widget = null;
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if (type === 'unifi_console') {
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const settings = getSettings();
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widget = settings.unifi_console;
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if (!widget) {
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logger.debug("There is no unifi_console section in settings.yaml");
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return null;
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}
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widget.type = "unifi";
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} else {
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if (!group || !service) {
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logger.debug("Invalid or missing service '%s' or group '%s'", service, group);
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return null;
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}
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widget = await getServiceWidget(group, service);
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if (!widget) {
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logger.debug("Invalid or missing widget for service '%s' in group '%s'", service, group);
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return null;
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}
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}
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return widget;
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}
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async function login(widget) {
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logger.debug("Unifi isn't logged in or is rejecting the reqeust, logging in.");
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const loginBody = { username: widget.username, password: widget.password, remember: true };
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let loginUrl = `${widget.url}/api`;
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if (widget.version === "udm-pro") {
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loginUrl += "/auth"
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}
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loginUrl += "/login";
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const loginParams = { method: "POST", body: JSON.stringify(loginBody) };
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const [status, contentType, data, responseHeaders] = await httpProxy(loginUrl, loginParams);
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return [status, contentType, data, responseHeaders];
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}
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export default async function unifiProxyHandler(req, res) {
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const widget = await getWidget(req);
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if (!widget) {
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return res.status(400).json({ error: "Invalid proxy service type" });
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}
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const api = widgets?.[widget.type]?.api;
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if (!api) {
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return res.status(403).json({ error: "Service does not support API calls" });
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}
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widget.prefx = "";
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if (widget.version === "udm-pro") {
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widget.prefix = "/proxy/network"
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}
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const { endpoint } = req.query;
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const url = new URL(formatApiCall(api, { endpoint, ...widget }));
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const params = { method: "GET", headers: {} };
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setCookieHeader(url, params);
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let [status, contentType, data, responseHeaders] = await httpProxy(url, params);
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if (status === 401) {
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[status, contentType, data, responseHeaders] = await login(widget);
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if (status !== 200) {
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logger.error("HTTP %d logging in to Unifi. Data: %s", status, data);
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return res.status(status).end(data);
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}
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const json = JSON.parse(data.toString());
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if (json?.meta?.rc !== "ok") {
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logger.error("Error logging in to Unifi: Data: %s", data);
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return res.status(401).end(data);
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}
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addCookieToJar(url, responseHeaders);
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setCookieHeader(url, params);
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}
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[status, contentType, data] = await httpProxy(url, params);
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if (status !== 200) {
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logger.error("HTTP %d getting data from Unifi. Data: %s", status, data);
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}
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if (contentType) res.setHeader("Content-Type", contentType);
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return res.status(status).send(data);
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}
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@ -0,0 +1,14 @@
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import unifiProxyHandler from "./proxy";
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const widget = {
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api: "{url}{prefix}/api/{endpoint}",
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proxyHandler: unifiProxyHandler,
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mappings: {
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"stat/sites": {
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endpoint: "stat/sites",
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},
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}
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};
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export default widget;
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